From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 66729 invoked by alias); 23 Jul 2015 13:51:39 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 66667 invoked by uid 48); 23 Jul 2015 13:51:36 -0000 From: "manu at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/36587] Feature: add warning for constructor call with discarded return. Date: Thu, 23 Jul 2015 13:51:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Version: 4.1.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: manu at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02003.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D36587 Manuel L=C3=B3pez-Ib=C3=A1=C3=B1ez changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |manu at gcc dot gnu.org --- Comment #10 from Manuel L=C3=B3pez-Ib=C3=A1=C3=B1ez --- (In reply to Kaz Kylheku from comment #1) > Created attachment 15798 [details] > Implements -Wunused-objects warning for C++. Patches need to be properly tested and submitted. See https://gcc.gnu.org/wiki/GettingStarted#Basics:_Contributing_to_GCC_in_10_e= asy_steps The few people that have the power to approve patches are very busy and they very rarely read bugzilla. Patches attached to bugzilla are usually underst= ood as proof-of-concept or work-in-progress, not actual submissions. >>From gcc-bugs-return-493114-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Jul 23 13:54:44 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 71208 invoked by alias); 23 Jul 2015 13:54:44 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 71132 invoked by uid 55); 23 Jul 2015 13:54:41 -0000 From: "mpolacek at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/66908] Uninitialized variable when compiled with UBsan Date: Thu, 23 Jul 2015 13:54:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mpolacek at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: mpolacek at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02004.txt.bz2 Content-length: 651 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66908 --- Comment #13 from Marek Polacek --- Author: mpolacek Date: Thu Jul 23 13:54:06 2015 New Revision: 226110 URL: https://gcc.gnu.org/viewcvs?rev=226110&root=gcc&view=rev Log: PR sanitizer/66908 * c-ubsan.c: Include gimplify.h. (ubsan_instrument_division): Unshare OP0 and OP1. (ubsan_instrument_shift): Likewise. * c-c++-common/ubsan/pr66908.c: New test. Added: trunk/gcc/testsuite/c-c++-common/ubsan/pr66908.c Modified: trunk/gcc/c-family/ChangeLog trunk/gcc/c-family/c-ubsan.c trunk/gcc/testsuite/ChangeLog